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Old Mar 25, 2005 | 01:18 PM
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Default twin scroll turbo

can these work well on a 99/00 year engine and what sort of power/boost levels can be achieved using one of these turbo's
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Old Mar 25, 2005 | 04:34 PM
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You'll need the up and down pipes to go with it of course. See Simon Lines thread in projects for details of just this.

F
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Old Mar 25, 2005 | 07:39 PM
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ive just read simon's thread. and he reckons he couldnt get more than 12.8 secs 1/4 mile at 2bar doesnt sound like a turbo i would like
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Old Mar 25, 2005 | 08:50 PM
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I think if you really want a drag strip power monster then you either need Mr Wallis to build a cheap mota for you for old cereal packets Or be prepared for big £££'s to get to the 11's and 10's. Just a change of turbo isn't going to get you the results you want IMO but I guess you know that already

What power are you after and where will you use it?

F
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Old Mar 25, 2005 | 10:29 PM
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might have to take myturbo off for a service, but if its coming off im thinking off adding a new turbo ?????not too bothered on power just want acceleration
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Old Mar 26, 2005 | 04:04 PM
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I asked this before

as i recall bob rawle is running about 370bhp on an sti8 or 9 with one of these. I think it would be a good project, maybe with ported headers and a trimmed turbine you could see near on 400...

I think this would make a very nicely driveable car, I get a bit fed up of the lag on the 05/06 sometimes. Having said that you could probably do a 2.5l conversion for not too much extra.

Dave
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Old Mar 26, 2005 | 05:15 PM
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so have you still got your 05/06 on then there may be a little lag on mine but when it comes on boost i get full 1.5 bar of boost at 3300rpm so its not too bad on mine
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Old Mar 26, 2005 | 05:37 PM
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Well I think the TD04 takes an age to spool up so anything later is a pain

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Old Mar 28, 2005 | 12:08 PM
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Yup, still got it. Not driven the car since october though

If you're happy with the 05/06 why not try an 06 turbine in the 05 housing, as far as I recall it has been done, a bit of machining is required and it's good for a bit of extra grunt.

BTW have you got a serious grudge against your engine internals? I don't think many people have pushed a standard engine so far!

Good luck,

Dave
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Old Mar 28, 2005 | 12:11 PM
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This was the thread
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Old Mar 28, 2005 | 02:58 PM
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I just found in USA a Legacy twin scroll TD04 complete with all the required parts for WRX fitment!
What is this, is the first time I read about this turbo do you know if it fits in our cars?
JIM
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Old Mar 28, 2005 | 05:06 PM
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just found out its a new up and down pipe, so ive just bought a VF35 instead for when mine is off
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Old Mar 28, 2005 | 07:01 PM
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Join the club Steve The VF35 is the new 'black' And didn't I say about the up and DP's on post 2?

F
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Old Mar 28, 2005 | 07:48 PM
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th VF35 is only temp for me say about a month or so then the td05/06 goes back on
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Old Mar 29, 2005 | 04:11 PM
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VF35 Strange choice. Can you post a comparison of the two when it's on?
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Old Mar 29, 2005 | 04:55 PM
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i will have no way to do tech comparisons but i can give my opinion if that helps
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Old Mar 29, 2005 | 05:02 PM
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Well I know the specs of them both, but an opinion is always better imho. Numbers can't tell you 'feel'

Dave
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Old Mar 29, 2005 | 05:29 PM
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Why's the VF35 a strange choice????
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Old Mar 29, 2005 | 06:19 PM
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Originally Posted by Brun
Why's the VF35 a strange choice????

it was cheap enough and can still flow to about 340/350ish so will be ok for me while mine is being seviced
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Old Mar 29, 2005 | 10:24 PM
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Ok for me too i hope as i have one sat on my bedroom floor
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Old Mar 30, 2005 | 05:04 PM
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Originally Posted by Brun
Why's the VF35 a strange choice????
The VF35's a small turbo compared to the one he's using now. As far as I know the best realistic power made from this turbo is about 330bhp, 360 has been claimed but doubtful....... (flamesuit on ).

Dave
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